The explorer is running in 'regtest' mode. This saves disk space, but there is limited data.
The code for this application can be found at github.com/pdxrod/blockchain_explorer.

home    blocks

Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 2462
Hash: 3816bdc95b21e724b94028d54ea3559ce0372afe914dc1d357eb4b5f7b09f0d2
Previous block: 72d640e10b7cc74f3825da5fc4c98dbba1f505d6e91ac5da0481d961da74be8c
Next block: 2d56bf0eb755f9255b2c863a37ebadb187559db207a7c959af7e5590ee16090b
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847297
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: d269b471e160b931c744058395f31520c188e0b1be6ebc4be3a55b7cc7473f71
Median time: 1743847296
Difficulty: 4.656542373906925e-10
Confirmations: 181
Chainwork: 000000000000000000000000000000000000000000000000000000000000133e
Bits: 207fffff